第一，学习识别刺激物的能力，这些刺激物会预测一些重要事件的发生，而这些重要事件能够减缓学习更快更有效者做出适当反应。

First, the ability to learn to recognize stimuli that predict the occurrence of an important event slows the learner to make the appropriate response faster and perhaps more effectively.

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结论：在肿瘤免疫治疗中，脉冲致敏DC一定要用灭活的肿瘤细胞作为抗原刺激物，才能有效地完成抗原递呈功能。

Conclusion: DC with pulse sensitization should use deactivated tumor cells as antigen stimulator substance, then, effectively perform antigen-presenting function in immune treatment of antitumor.

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本试验成功制备脲酶免疫刺激物，并能有效刺激机体免疫应答，为后期奶牛免疫试验打下基础。

Urease immunostimulants was prepared, and it could lead to the immune response, this built a foundation for further experiment regarding cow's immunization.

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